.share-gotop {
  position: fixed;
  bottom: 10%;
  z-index: 100;
  right: -50px;
  transition: all .3s;

  &.show {
    right: 20px;
  }

  .group-btn {
    background-color: rgba(77, 77, 77, 0.7);
    width: 36px;
    height: 36px;
    display: block;
    text-align: center;
    font-size: 1.2rem;
    position: relative;

    &:first-child {
      border-bottom: none;
    }

    &:before {
      color: #fff;
      font-weight: normal;
      @include aCenterTrans;
    }

    &:hover {
      background-color: $color-brown;

      &:before {
        color: #222;
      }
    }
  }
}
